import React from 'react';
import {Tabs, Input, Row, Col, Card } from 'antd';
//引入echarts主模块
import 'echarts/lib/chart/bar';
// 引入标题和提示框
import 'echarts/lib/component/tooltip';
import 'echarts/lib/component/title';
import reqwest from "reqwest";
import ReactEcharts from 'echarts-for-react';

const { TabPane } = Tabs;
const { Search } = Input;

const gridStyle = {
  width: '100%',
  textAlign: 'center',
  marginBottom: '0rem'
};

function callback(key) {
  console.log(key);
}


const upColor = '#ec0000';
const upBorderColor = '#8A0000';
const downColor = '#00da3c';
const downBorderColor = '#008F28';


// 数据意义：开盘(open)，收盘(close)，最低(lowest)，最高(highest)

function splitData(rawData) {
  var categoryData = [];
  var values = [];
  for (var i = 0; i < rawData.length; i++) {
    categoryData.push(rawData[i].splice(0, 1)[0]);
    values.push(rawData[i])
  }
  return {
    categoryData: categoryData,
    values: values
  };
}

function calculateMA(dayCount,dataIndex) {
  var result = [];
  for (var i = 0, len = dataIndex.values.length; i < len; i++) {
    if (i < dayCount) {
      result.push('/');
      continue;
    }
    var sum = 0;
    for (var j = 0; j < dayCount; j++) {
      sum += parseFloat(dataIndex.values[i - j][1]);
    }
    result.push(sum / dayCount);
  }
  return result;
}

//日期、价格、成交量
function splitTime(rawData) {
  const timeList = [];
  const price = [];
  const volume = [];
  for (var i = 0; i < rawData.length; i++) {
    for (var j = 0; j < 3; j++) {
      timeList.push(rawData[i][0]);
      price.push(parseFloat(rawData[i][1]));
      volume.push(parseFloat(rawData[i][2]));
    }
  }
  return {
    timeList:  timeList,
    price: price,
    volume: volume
  };
}

export default class ExpensesIndex extends React.Component{

  constructor(props) {
    super(props);
    const params = new URLSearchParams(this.props.location.search);
    let code = params.get("code") != null ? params.get("code") : "sh000001";
    this.state={
      data: splitData([
        ['2013/1/24', 2320.26,2320.26,2287.3,2362.94],
        ['2013/1/25', 2300,2291.3,2288.26,2308.38],
        ['2013/1/28', 2295.35,2346.5,2295.35,2346.92],
        ['2013/1/29', 2347.22,2358.98,2337.35,2363.8],
        ['2013/1/30', 2360.75,2382.48,2347.89,2383.76],
        ['2013/1/31', 2383.43,2385.42,2371.23,2391.82],
        ['2013/2/1', 2377.41,2419.02,2369.57,2421.15],
        ['2013/2/4', 2425.92,2428.15,2417.58,2440.38],
        ['2013/2/5', 2411,2433.13,2403.3,2437.42],
        ['2013/2/6', 2432.68,2434.48,2427.7,2441.73],
        ['2013/2/7', 2430.69,2418.53,2394.22,2433.89],
        ['2013/2/8', 2416.62,2432.4,2414.4,2443.03],
        ['2013/2/18', 2441.91,2421.56,2415.43,2444.8],
        ['2013/2/19', 2420.26,2382.91,2373.53,2427.07],
        ['2013/2/20', 2383.49,2397.18,2370.61,2397.94],
        ['2013/2/21', 2378.82,2325.95,2309.17,2378.82],
        ['2013/2/22', 2322.94,2314.16,2308.76,2330.88],
        ['2013/2/25', 2320.62,2325.82,2315.01,2338.78],
        ['2013/2/26', 2313.74,2293.34,2289.89,2340.71],
        ['2013/2/27', 2297.77,2313.22,2292.03,2324.63],
        ['2013/2/28', 2322.32,2365.59,2308.92,2366.16],
        ['2013/3/1', 2364.54,2359.51,2330.86,2369.65],
        ['2013/3/4', 2332.08,2273.4,2259.25,2333.54],
        ['2013/3/5', 2274.81,2326.31,2270.1,2328.14],
        ['2013/3/6', 2333.61,2347.18,2321.6,2351.44],
        ['2013/3/7', 2340.44,2324.29,2304.27,2352.02],
        ['2013/3/8', 2326.42,2318.61,2314.59,2333.67],
        ['2013/3/11', 2314.68,2310.59,2296.58,2320.96],
        ['2013/3/12', 2309.16,2286.6,2264.83,2333.29],
        ['2013/3/13', 2282.17,2263.97,2253.25,2286.33],
        ['2013/3/14', 2255.77,2270.28,2253.31,2276.22],
        ['2013/3/15', 2269.31,2278.4,2250,2312.08],
        ['2013/3/18', 2267.29,2240.02,2239.21,2276.05],
        ['2013/3/19', 2244.26,2257.43,2232.02,2261.31],
        ['2013/3/20', 2257.74,2317.37,2257.42,2317.86],
        ['2013/3/21', 2318.21,2324.24,2311.6,2330.81],
        ['2013/3/22', 2321.4,2328.28,2314.97,2332],
        ['2013/3/25', 2334.74,2326.72,2319.91,2344.89],
        ['2013/3/26', 2318.58,2297.67,2281.12,2319.99],
        ['2013/3/27', 2299.38,2301.26,2289,2323.48],
        ['2013/3/28', 2273.55,2236.3,2232.91,2273.55],
        ['2013/3/29', 2238.49,2236.62,2228.81,2246.87],
        ['2013/4/1', 2229.46,2234.4,2227.31,2243.95],
        ['2013/4/2', 2234.9,2227.74,2220.44,2253.42],
        ['2013/4/3', 2232.69,2225.29,2217.25,2241.34],
        ['2013/4/8', 2196.24,2211.59,2180.67,2212.59],
        ['2013/4/9', 2215.47,2225.77,2215.47,2234.73],
        ['2013/4/10', 2224.93,2226.13,2212.56,2233.04],
        ['2013/4/11', 2236.98,2219.55,2217.26,2242.48],
        ['2013/4/12', 2218.09,2206.78,2204.44,2226.26],
        ['2013/4/15', 2199.91,2181.94,2177.39,2204.99],
        ['2013/4/16', 2169.63,2194.85,2165.78,2196.43],
        ['2013/4/17', 2195.03,2193.8,2178.47,2197.51],
        ['2013/4/18', 2181.82,2197.6,2175.44,2206.03],
        ['2013/4/19', 2201.12,2244.64,2200.58,2250.11],
        ['2013/4/22', 2236.4,2242.17,2232.26,2245.12],
        ['2013/4/23', 2242.62,2184.54,2182.81,2242.62],
        ['2013/4/24', 2187.35,2218.32,2184.11,2226.12],
        ['2013/4/25', 2213.19,2199.31,2191.85,2224.63],
        ['2013/4/26', 2203.89,2177.91,2173.86,2210.58],
        ['2013/5/2', 2170.78,2174.12,2161.14,2179.65],
        ['2013/5/3', 2179.05,2205.5,2179.05,2222.81],
        ['2013/5/6', 2212.5,2231.17,2212.5,2236.07],
        ['2013/5/7', 2227.86,2235.57,2219.44,2240.26],
        ['2013/5/8', 2242.39,2246.3,2235.42,2255.21],
        ['2013/5/9', 2246.96,2232.97,2221.38,2247.86],
        ['2013/5/10', 2228.82,2246.83,2225.81,2247.67],
        ['2013/5/13', 2247.68,2241.92,2231.36,2250.85],
        ['2013/5/14', 2238.9,2217.01,2205.87,2239.93],
        ['2013/5/15', 2217.09,2224.8,2213.58,2225.19],
        ['2013/5/16', 2221.34,2251.81,2210.77,2252.87],
        ['2013/5/17', 2249.81,2282.87,2248.41,2288.09],
        ['2013/5/20', 2286.33,2299.99,2281.9,2309.39],
        ['2013/5/21', 2297.11,2305.11,2290.12,2305.3],
        ['2013/5/22', 2303.75,2302.4,2292.43,2314.18],
        ['2013/5/23', 2293.81,2275.67,2274.1,2304.95],
        ['2013/5/24', 2281.45,2288.53,2270.25,2292.59],
        ['2013/5/27', 2286.66,2293.08,2283.94,2301.7],
        ['2013/5/28', 2293.4,2321.32,2281.47,2322.1],
        ['2013/5/29', 2323.54,2324.02,2321.17,2334.33],
        ['2013/5/30', 2316.25,2317.75,2310.49,2325.72],
        ['2013/5/31', 2320.74,2300.59,2299.37,2325.53],
        ['2013/6/3', 2300.21,2299.25,2294.11,2313.43],
        ['2013/6/4', 2297.1,2272.42,2264.76,2297.1],
        ['2013/6/5', 2270.71,2270.93,2260.87,2276.86],
        ['2013/6/6', 2264.43,2242.11,2240.07,2266.69],
        ['2013/6/7', 2242.26,2210.9,2205.07,2250.63],
        ['2013/6/13', 2190.1,2148.35,2126.22,2190.1]
      ]),
      code : code,
      today : {},
      todayData:[],
    };
  }

  componentDidMount=()=>{
    this.fetch();
    this.fetchToday();
  };

  fetch = (params = {}) => {
    reqwest({
      url: 'https://api.doctorxiong.club/v1/stock/kline/day',
      method: 'get',
      contentType: 'application/json',
      headers:{
        'Content-Type':'application/json'
      },
      data: {
        code: this.state.code,
        startDate:'2020-01-01'
      },
      type: 'json',
    }).then(data => {
      this.setState({
        data: splitData(data.data),
      });
    });
  };

  fetchToday = (params = {}) => {
    reqwest({
      url: 'https://api.doctorxiong.club/v1/stock/min',
      method: 'get',
      contentType: 'application/json',
      headers:{
        'Content-Type':'application/json'
      },
      data: {
        code: this.state.code,
      },
      type: 'json',
    }).then(data => {
      this.setState({
        today: data.data,
        todayData: splitTime(data.data.minData)
      });
    });
  };

  render() {
    const dayly = this.state.data;

    const data = this.state.today;
    const timeList = this.state.todayData.timeList;
    const price = this.state.todayData.price;
    const volume = this.state.todayData.volume;


    const historyOption = {
      title: {
        text: '上证指数',
        left: 0
      },
      tooltip: {
        trigger: 'axis',
        axisPointer: {
          type: 'cross'
        }
      },
      legend: {
        data: ['日K', 'MA5', 'MA10', 'MA20', 'MA30']
      },
      grid: {
        left: '10%',
        right: '10%',
        bottom: '15%'
      },
      xAxis: {
        type: 'category',
        data: dayly.categoryData,
        scale: true,
        boundaryGap: false,
        axisLine: {onZero: false},
        splitLine: {show: false},
        splitNumber: 20,
        min: 'dataMin',
        max: 'dataMax'
      },
      yAxis: {
        scale: true,
        splitArea: {
          show: true
        }
      },
      dataZoom: [
        {
          type: 'inside',
          start: 90,
          end: 100
        },
        {
          show: true,
          type: 'slider',
          top: '90%',
          start: 90,
          end: 100
        }
      ],
      series: [
        {
          name: '日K',
          type: 'candlestick',
          data: dayly.values,
          itemStyle: {
            color: upColor,
            color0: downColor,
            borderColor: upBorderColor,
            borderColor0: downBorderColor
          },
          markPoint: {
            label: {
              normal: {
                formatter: function (param) {
                  return param != null ? Math.round(param.value) : '';
                }
              }
            },
            data: [
              {
                name: 'XX标点',
                value: 2300,
                itemStyle: {
                  color: 'rgb(41,60,85)'
                }
              },
              {
                name: 'highest value',
                type: 'max',
                valueDim: 'highest'
              },
              {
                name: 'lowest value',
                type: 'min',
                valueDim: 'lowest'
              },
              {
                name: 'average value on close',
                type: 'average',
                valueDim: 'close'
              }
            ],
            tooltip: {
              formatter: function (param) {
                return param.name + '<br>' + (param.data.coord || '');
              }
            }
          },
          markLine: {
            symbol: ['none', 'none'],
            data: [
              [
                {
                  name: 'from lowest to highest',
                  type: 'min',
                  valueDim: 'lowest',
                  symbol: 'circle',
                  symbolSize: 10,
                  label: {
                    show: false
                  },
                  emphasis: {
                    label: {
                      show: false
                    }
                  }
                },
                {
                  type: 'max',
                  valueDim: 'highest',
                  symbol: 'circle',
                  symbolSize: 10,
                  label: {
                    show: false
                  },
                  emphasis: {
                    label: {
                      show: false
                    }
                  }
                }
              ],
              {
                name: 'min line on close',
                type: 'min',
                valueDim: 'close'
              },
              {
                name: 'max line on close',
                type: 'max',
                valueDim: 'close'
              }
            ]
          }
        },
        {
          name: 'MA5',
          type: 'line',
          data: calculateMA(5,dayly),
          smooth: true,
          lineStyle: {
            opacity: 0.5
          }
        },
        {
          name: 'MA10',
          type: 'line',
          data: calculateMA(10,dayly),
          smooth: true,
          lineStyle: {
            opacity: 0.5
          }
        },
        {
          name: 'MA20',
          type: 'line',
          data: calculateMA(20,dayly),
          smooth: true,
          lineStyle: {
            opacity: 0.5
          }
        },
        {
          name: 'MA30',
          type: 'line',
          data: calculateMA(30,dayly),
          smooth: true,
          lineStyle: {
            opacity: 0.5
          }
        },

      ]
    };

    const dayOption =  {
      title: {
        text: '股市详情曲线图'
      },
      tooltip: {
        trigger: 'axis'
      },
      legend: {
        data: ['单位净值与日涨幅趋势']
      },
      grid: {
        left: '3%',
        right: '4%',
        bottom: '3%',
        containLabel: true
      },
      toolbox: {
        feature: {
          saveAsImage: {}
        }
      },
      xAxis: {
        type: 'category',
        boundaryGap: false,
        data: timeList
      },
      yAxis: {
        type: 'value'
      },
      series: [
        {
          name: '日期',
          type: 'line',
          stack: '总量',
          data: timeList
        },
        {
          name: '价格',
          type: 'line',
          stack: '总量',
          data: price
        },
        {
          name: '交易量',
          type: 'line',
          stack: '总量',
          data: volume
        }
      ]
    };

    return(
      <div>
        <Search
          placeholder="请输入股票代码(添加交易所前缀,如sh000001)"
          enterButton="Search"
          size="large"
          onSearch={value => {
            this.setState({
              code : value
            });
            console.log(this.state.code);
          this.fetch(value);
          this.fetchToday(value);
          }}
        />

        <Row style={{marginTop:'1.2rem'}}>
          <Col span={24}>
            <Card title={data.name} hoverable={true} style={{width:'20%',float:'left',minWidth:'260px',marginLeft:'1rem'}}>
              <Card.Grid style={gridStyle}>{"价格：" + data.price}</Card.Grid>
              <Card.Grid style={gridStyle}>{"涨幅："+data.priceChange+"->" + data.changePercent + "%"}</Card.Grid>
              <Card.Grid style={gridStyle}>{"今开："+ data.open}</Card.Grid>
              <Card.Grid style={gridStyle}>{"昨收：" + data.close}</Card.Grid>
              <Card.Grid style={gridStyle}>{"最高:" + data.high }</Card.Grid>
              <Card.Grid style={gridStyle}>{"最低:" + data.low }</Card.Grid>
              <Card.Grid style={gridStyle}>{"成交量(手):" + data.volume }</Card.Grid>
              <Card.Grid style={gridStyle}>{"成交额(万元) :" + data.turnover }</Card.Grid>
            </Card>

            <Tabs defaultActiveKey="1" onChange={callback} style={{textAlign:'center',width:'70%',float:'right',minWidth:'300px' , marginTop:'1rem'}} >

              <TabPane tab="历史股价信息" key="1" forceRender={true}>
                <ReactEcharts option={historyOption} style={{width:'100%',height:'30rem'}}/>
              </TabPane>

              <TabPane tab="今日分时数据" key="2" forceRender={true}>
                <ReactEcharts option={dayOption} style={{width:'100%',height:'30rem'}}/>
              </TabPane>
            </Tabs>
          </Col>

        </Row>
      </div>
    )
  }
}
